melib: Fixup warnings in imap_async, maildir

1 files changed, 1 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 44708afc..43a62165 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -53,6 +53,7 @@ structopt = { version = "0.3.14", default-features = false }
 svg_crate = { version = "0.8.0", optional = true, package = "svg" }
 futures = "0.3.5"
 async-task = "3.0.0"
+num_cpus = "1.12.0"
 
 [build-dependencies]
 syn = { version = "1.0.31", features = [] }